1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.in | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
3 dnl (or some such) to see the outline of this file)
6 # (c) The AQUA Project, Glasgow University, 1994-1998
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoconf' to get a working configure script.
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
16 # First off, a distrib sanity check..
17 AC_INIT(mk/config.mk.in)
19 dnl * Declare subdirectories that have a private configure script
21 dnl After the toplevel configuration is complete, the script will recurse into
22 dnl these subdirectories (the use of cache values makes repeated checks cheap)
23 dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
24 AC_CONFIG_SUBDIRS(ghc)
26 # -------------------------------------------------------------------------
27 # Prepare to generate the following header files
30 AC_CONFIG_HEADER(mk/config.h)
32 # No, semi-sadly, we don't do `--srcdir'...
33 if test x"$srcdir" != 'x.' ; then
34 echo "This configuration does not support the \`--srcdir' option.."
39 # Remove common automounter nonsense + convert from UNC to DOS style paths
40 # (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
43 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
46 echo "*** The top of your build tree is: $hardtop"
47 # subst of hardtop is done below after we've computed hardtop_plat.
49 dnl--------------------------------------------------------------------
50 dnl * Choose host(/target/build) platform
51 dnl--------------------------------------------------------------------
53 dnl Guess host/target/build platform(s) if necessary.
56 # "$host" defaults to "$target"
57 if test "x$host" = xNONE ; then
61 dnl ** canonicalize platform names
62 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
63 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
64 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
66 if test x"$TargetPlatform" != x"$HostPlatform" ; then
67 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
73 # The following will be more difficult when we *are* cross-compiling.
74 # Suitable names to slam in *_CPP are in platform.h.in.
75 # We also record the architecture, vendor, and operating system (OS)
78 alpha*-dec-osf[[12]]*)
79 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
80 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
81 BuildPlatform=alpha-dec-osf1 # hack
82 HostPlatform_CPP='alpha_dec_osf1'
87 alpha*-dec-osf[[345]]*)
88 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
89 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
90 BuildPlatform=alpha-dec-osf3 # hack
91 HostPlatform_CPP='alpha_dec_osf3'
97 HostPlatform=alpha-unknown-linux
98 TargetPlatform=alpha-unknown-linux
99 BuildPlatform=alpha-unknown-linux
100 HostPlatform_CPP='alpha_unknown_linux'
102 HostVendor_CPP='unknown'
105 alpha*-unknown-freebsd*)
106 HostPlatform=alpha-unknown-freebsd
107 TargetPlatform=alpha-unknown-freebsd
108 BuildPlatform=alpha-unknown-freebsd
109 HostPlatform_CPP='alpha_unknown_freebsd'
111 HostVendor_CPP='unknown'
115 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
116 TargetPlatform=hppa1.1-hp-hpux
117 BuildPlatform=hppa1.1-hp-hpux
118 HostPlatform_CPP='hppa1_1_hp_hpux'
119 HostArch_CPP='hppa1_1'
123 i[[3456]]86-*-linuxaout*)
124 HostPlatform=i386-unknown-linuxaout # hack again
125 TargetPlatform=i386-unknown-linuxaout
126 BuildPlatform=i386-unknown-linuxaout
127 HostPlatform_CPP='i386_unknown_linuxaout'
129 HostVendor_CPP='unknown'
130 HostOS_CPP='linuxaout'
132 i[[3456]]86-*-linux*)
133 HostPlatform=i386-unknown-linux # hack again
134 TargetPlatform=i386-unknown-linux
135 BuildPlatform=i386-unknown-linux
136 HostPlatform_CPP='i386_unknown_linux'
138 HostVendor_CPP='unknown'
141 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
142 HostPlatform=i386-unknown-freebsd # hack again
143 TargetPlatform=i386-unknown-freebsd
144 BuildPlatform=i386-unknown-freebsd
145 HostPlatform_CPP='i386_unknown_freebsd'
147 HostVendor_CPP='unknown'
150 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
151 HostPlatform=i386-unknown-freebsd2 # hack again
152 TargetPlatform=i386-unknown-freebsd2
153 BuildPlatform=i386-unknown-freebsd2
154 HostPlatform_CPP='i386_unknown_freebsd2'
156 HostVendor_CPP='unknown'
157 HostOS_CPP='freebsd2'
159 i[[3456]]86-*-netbsd*)
160 HostPlatform=i386-unknown-netbsd # hack again
161 TargetPlatform=i386-unknown-netbsd
162 BuildPlatform=i386-unknown-netbsd
163 HostPlatform_CPP='i386_unknown_netbsd'
165 HostVendor_CPP='unknown'
168 i[[3456]]86-*-openbsd*)
169 HostPlatform=i386-unknown-openbsd # hack again
170 TargetPlatform=i386-unknown-openbsd
171 BuildPlatform=i386-unknown-openbsd
172 HostPlatform_CPP='i386_unknown_openbsd'
174 HostVendor_CPP='unknown'
177 i[[3456]]86-*-solaris2*)
178 HostPlatform=i386-unknown-solaris2 # hack again
179 TargetPlatform=i386-unknown-solaris2
180 BuildPlatform=i386-unknown-solaris2
181 HostPlatform_CPP='i386_unknown_solaris2'
183 HostVendor_CPP='unknown'
184 HostOS_CPP='solaris2'
186 i[[3456]]86-*-cygwin*)
187 HostPlatform=i386-unknown-cygwin32 # hack again
188 TargetPlatform=i386-unknown-cygwin32
189 BuildPlatform=i386-unknown-cygwin32
190 HostPlatform_CPP='i386_unknown_cygwin32'
192 HostVendor_CPP='unknown'
193 HostOS_CPP='cygwin32'
196 i[[3456]]86-*-mingw32*)
197 HostPlatform=i386-unknown-mingw32 # hack again
198 TargetPlatform=i386-unknown-mingw32
199 BuildPlatform=i386-unknown-mingw32
200 HostPlatform_CPP='i386_unknown_mingw32'
202 HostVendor_CPP='unknown'
207 HostPlatform=ia64-unknown-linux # hack again
208 TargetPlatform=ia64-unknown-linux
209 BuildPlatform=ia64-unknown-linux
210 HostPlatform_CPP='ia64_unknown_linux'
212 HostVendor_CPP='unknown'
216 HostPlatform_CPP='m68k_next_nextstep2'
218 HostVendor_CPP='next'
219 HostOS_CPP='nextstep2'
222 HostPlatform_CPP='m68k_next_nextstep3'
224 HostVendor_CPP='next'
225 HostOS_CPP='nextstep3'
227 i[[3456]]86-next-nextstep3)
228 HostPlatform=i386-next-nextstep3 # hack again
229 TargetPlatform=i386-next-nextstep3
230 BuildPlatform=i386-next-nextstep3
231 HostPlatform_CPP='i386_next_nextstep3'
233 HostVendor_CPP='next'
234 HostOS_CPP='nextstep3'
237 HostPlatform=m68k-unknown-openbsd
238 TargetPlatform=m68k-unknown-openbsd
239 BuildPlatform=m68k-unknown-openbsd
240 HostPlatform_CPP='m68k_unknown_openbsd'
242 HostVendor_CPP='unknown'
246 HostPlatform=m68k-apple-netbsd
247 TargetPlatform=m68k-apple-netbsd
248 BuildPlatform=m68k-apple-netbsd
249 HostPlatform_CPP='m68k_apple_netbsd'
251 HostVendor_CPP='apple'
255 HostPlatform=m68k-sun-sunos4
256 TargetPlatform=m68k-sun-sunos4 #hack
257 BuildPlatform=m68k-sun-sunos4 #hack
258 HostPlatform_CPP='m68k_sun_sunos4'
264 HostPlatform_CPP='mips_dec_ultrix'
265 HostArch_CPP='mipsel' # NB a little different
270 HostPlatform=mips-sgi-irix
271 TargetPlatform=mips-sgi-irix #hack
272 BuildPlatform=mips-sgi-irix #hack
273 HostPlatform_CPP='mips_sgi_irix'
274 HostArch_CPP='mipseb' # NB a little different
279 HostPlatform=rs6000-ibm-aix
280 TargetPlatform=rs6000-ibm-aix #hack
281 BuildPlatform=rs6000-ibm-aix #hack
282 HostPlatform_CPP='rs6000_ibm_aix'
283 HostArch_CPP='rs6000'
288 HostPlatform=powerpc-ibm-aix
289 TargetPlatform=powerpc-ibm-aix #hack
290 BuildPlatform=powerpc-ibm-aix #hack
291 HostPlatform_CPP='powerpc_ibm_aix'
292 HostArch_CPP='powerpc'
296 powerpc-apple-darwin*)
297 HostPlatform=powerpc-apple-darwin
298 TargetPlatform=powerpc-apple-darwin #hack
299 BuildPlatform=powerpc-apple-darwin #hack
300 HostPlatform_CPP='powerpc_apple_darwin'
301 HostArch_CPP='powerpc'
302 HostVendor_CPP='apple'
306 HostPlatform=sparc-sun-sunos4
307 TargetPlatform=sparc-sun-sunos4 #hack
308 BuildPlatform=sparc-sun-sunos4 #hack
309 HostPlatform_CPP='sparc_sun_sunos4'
315 HostPlatform=sparc-sun-solaris2
316 TargetPlatform=sparc-sun-solaris2 #hack
317 BuildPlatform=sparc-sun-solaris2 #hack
318 HostPlatform_CPP='sparc_sun_solaris2'
321 HostOS_CPP='solaris2'
324 echo "Unrecognised platform: $HostPlatform"
328 echo "Canonicalised to: $HostPlatform"
329 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
330 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
332 BuildPlatform_CPP=$HostPlatform_CPP
333 TargetPlatform_CPP=$HostPlatform_CPP
334 BuildArch_CPP=$HostArch_CPP
335 TargetArch_CPP=$HostArch_CPP
336 BuildOS_CPP=$HostOS_CPP
338 TargetOS_CPP=$HostOS_CPP
339 BuildVendor_CPP=$HostVendor_CPP
340 TargetVendor_CPP=$HostVendor_CPP
342 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
343 dnl AC_SUBST(BuildPlatform)
345 AC_SUBST(HostPlatform)
346 AC_SUBST(TargetPlatform)
347 AC_SUBST(HostPlatform_CPP)
348 dnl AC_SUBST(BuildPlatform_CPP)
349 dnl AC_SUBST(TargetPlatform_CPP)
351 AC_SUBST(HostArch_CPP)
352 dnl AC_SUBST(BuildArch_CPP)
353 dnl AC_SUBST(TargetArch_CPP)
356 AC_SUBST(HostOS_Full)
357 dnl AC_SUBST(BuildOS_CPP)
358 dnl AC_SUBST(TargetOS_CPP)
360 AC_SUBST(HostVendor_CPP)
361 dnl AC_SUBST(BuildVendor_CPP)
362 dnl AC_SUBST(TargetVendor_CPP)
367 # The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
368 # (but with b-slashes being escaped).
369 case $HostPlatform in
370 i386-unknown-mingw32 | i386-unknown-cygwin32)
371 # get rid off /cygdrive/ prefix
372 hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
373 hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
376 hardtop_plat=${hardtop}
380 AC_SUBST(hardtop_plat)
382 dnl --------------------------------------------------------------
383 dnl * Project specific configuration options
384 dnl --------------------------------------------------------------
385 dnl What follows is a bunch of options that can either be configured
386 dnl through command line options to the configure script or by
387 dnl supplying defns in the build tree's mk/build.mk. Having the option to
388 dnl use either is considered a Feature.
390 dnl ** What command to use to compile compiler sources ?
391 dnl --------------------------------------------------------------
394 [ --with-ghc=<haskell compiler>
395 Use a command different from 'ghc' to compile GHC-specific Haskell code
396 (including GHC itself).
398 [ WithGhc="$withval" ],
400 if test "$GHC" = ""; then
401 AC_PATH_PROG(GHC,ghc)
409 [ --with-hc=<haskell compiler>
410 Use a command different from 'ghc' to compile generic Haskell code.
417 if test "$WithGhc" != ""; then
418 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
419 AC_SUBST(GhcVersion)dnl
420 AC_SUBST(GhcMajVersion)dnl
421 AC_SUBST(GhcMinVersion)dnl
422 AC_SUBST(GhcPatchLevel)dnl
425 AC_PATH_PROGS(NHC,nhc nhc98)
426 AC_PATH_PROG(HBC,hbc)
428 dnl ** Which gcc to use?
429 dnl --------------------------------------------------------------
431 [ --with-gcc=<gcc command>
432 Use a different command instead of 'gcc' for the GNU C compiler.
434 [WhatGccIsCalled="$withval"
436 [WhatGccIsCalled="gcc"]
438 AC_SUBST(WhatGccIsCalled)
440 dnl ** Booting from .hc files?
441 dnl --------------------------------------------------------------
442 AC_ARG_ENABLE(hc-boot,
444 Boot the Glasgow Haskell Compiler from intermediate .hc files.
445 (This option is mostly of interest to porters.)
450 AC_SUBST(BootingFromHc)
452 dnl ** Booting from unregisterised .hc files?
453 dnl --------------------------------------------------------------
454 AC_ARG_ENABLE(hc-boot-unregisterised,
455 [ --enable-hc-boot-unregisterised
456 With --enable-hc-boot, treat the intermediate .hc files as
457 unregisterised rather than registerised code.
458 (This option is mostly of interest to porters.)
460 [BootingFromUnregisterisedHc=YES],
461 [BootingFromUnregisterisedHc=NO]
463 AC_SUBST(BootingFromUnregisterisedHc)
465 if test "$BootingFromHc" = "NO"; then
466 if test "$BootingFromUnregisterisedHc" = "YES"; then
467 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
472 dnl ** Enable multi-thread friendly RTS?
473 dnl --------------------------------------------------------------
474 AC_ARG_ENABLE(threaded-rts,
475 [ --enable-threaded-rts
476 Support better interop with OS threads.
481 AC_SUBST(ThreadedRts)
483 dnl ** Enable the construction of Win32 DLLs?
484 dnl --------------------------------------------------------------
485 AC_ARG_ENABLE(win32-dlls,
486 [ --enable-win32-dlls
487 If on a Win32 platform running mingw32/cygwin, enable the
488 construction of DLLs containing ghc-compiled code.
494 *) echo "Unrecognised win32 platform: $HostPlatform"
502 AC_SUBST(EnableWin32DLLs)
503 if test x"$EnableWin32DLLs" = "xYES" ; then
504 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
507 dnl ** Enable the building of the ObjectIO?
508 dnl --------------------------------------------------------------
509 AC_ARG_ENABLE(objectio,
511 Build ObjectIO, a portable GUI library for Haskell.
512 (This option is only relevant when libraries are built.)
514 [GhcLibsWithObjectIO=YES],
515 [GhcLibsWithObjectIO=NO]
517 AC_SUBST(GhcLibsWithObjectIO)
519 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
520 dnl --------------------------------------------------------------
521 AC_ARG_ENABLE(hopengl,
523 Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
524 (NOTE: Work in progress, currently only GLUT is supported!)
526 [GhcLibsWithHOpenGL=YES],
527 [GhcLibsWithHOpenGL=NO]
529 AC_SUBST(GhcLibsWithHOpenGL)
531 dnl ** Use a specific version of the GLUT API
532 dnl --------------------------------------------------------------
533 AC_ARG_WITH(glut-api,
534 [ --with-glut-api=<version>
535 Use a specific version of the GLUT API when building HOpenGL.
537 test -n "$with_glut_api" && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
540 dnl ** Use a specific version of the GLUT API
541 dnl --------------------------------------------------------------
542 AC_ARG_WITH(glut-xlib,
543 [ --with-glut-xlib=<version>
544 Use a specific version of the GLUT Xlib implementation when building HOpenGL.
546 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
551 dnl --------------------------------------------------------------
552 dnl End of configure script option section
553 dnl --------------------------------------------------------------
556 dnl --------------------------------------------------------------
557 dnl * General configuration checks
558 dnl --------------------------------------------------------------
563 dnl ** look for `perl', but only in /bin on Windows
566 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
567 if test -z "$PerlCmd"; then
568 echo "You must install the version of Perl shipped with GHC"
569 echo "(or a compatible one) in /bin."
574 AC_PATH_PROG(PerlCmd,perl)
575 if test -z "$PerlCmd"; then
576 echo "You must install perl before you can continue"
577 echo "Perhaps it is already installed, but not in your PATH?"
580 FPTOOLS_CHECK_PERL_VERSION
585 dnl ** does #! path/to/perl work? (sometimes it's too long...)
588 dnl ** check for Python
589 AC_PATH_PROG(PythonCmd,python)
591 dnl ** look for GCC and find out which version
592 dnl Figure out which C compiler to use. Gcc is preferred.
593 dnl If gcc, make sure it's at least 2.1
597 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
599 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
602 dnl ** Without optimization some INLINE trickery fails for GHCi
605 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
606 if test x"$TargetOS_CPP" = x"mingw32"; then
607 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
608 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
609 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
611 AC_SUBST(SRC_CC_OPTS)
613 dnl ** figure out how to do context diffs
616 dnl ** Find find command (for Win32's benefit)
619 dnl ** look for a decent parser generator (bison preferred)
620 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
621 dnl on the suitability of the 'yacc' returned.)
624 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
625 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
626 dnl exists if 'flex' doesn't.
629 dnl ** figure out how to do a BSD-ish install
632 dnl If you can run configure, you certainly have /bin/sh
633 AC_DEFINE(HAVE_BIN_SH)
635 dnl ** how to invoke `ar' and `ranlib'
636 FPTOOLS_PROG_AR_AND_RANLIB
638 dnl ** Check to see whether ln -s works
642 dnl ** Find the path to sed
643 AC_PATH_PROG(SedCmd,sed)
646 dnl ** check for time command
647 AC_PATH_PROG(TimeCmd,time)
650 dnl if GNU tar is named gtar, look for it first.
651 AC_PATH_PROGS(TarCmd,gtar tar,tar)
653 dnl ** check for gzip/compress
654 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
656 dnl ** check for jade/openjade & determine a working catalog
657 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
658 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
659 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
660 if test -z "$Catalog"; then
661 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
664 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
670 Catalog=`cygpath -w $hardtop/$Catalog`
672 *) Catalog=$hardtop/$Catalog
679 compress_nm=`basename $CompressCmd`
680 if test x"$compress_nm" = xgzip; then
681 CompressCmd="$CompressCmd -d"
686 AC_SUBST(CompressCmd)
687 AC_SUBST(CompressSuffix)
689 AC_ARG_ENABLE(src-tree-happy,
690 [ --enable-src-tree-happy
691 Build and use source tree (fptools/happy) version of happy.
693 [UseSrcTreeHappy=YES],
696 dnl ** check for installed happy binary + version
697 dnl (don't do it if we're booting from .hc files though.)
698 if test "$BootingFromHc" = "NO"; then
702 AC_ARG_ENABLE(src-tree-haddock,
703 [ --enable-src-tree-haddock
704 Build and use source tree (fptools/haddock) version of haddock.
706 [UseSrcTreeHaddock=YES],
707 [UseSrcTreeHaddock=NO]
709 dnl ** check for installed haddock
712 dnl --------------------------------------------------
713 dnl ### program checking section ends here ###
714 dnl --------------------------------------------------
716 dnl --------------------------------------------------
717 dnl * Platform header file and syscall feature tests
718 dnl ### checking the state of the local header files and syscalls ###
720 dnl ** check for full ANSI header (.h) files
723 dnl ** check for specific header (.h) files that we are interested in
724 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h bfd.h winsock.h pthread.h sys/uio.h)
725 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
727 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
728 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
730 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
731 HaveReadlineHeaders=YES
732 AC_DEFINE(HAVE_READLINE_HEADERS,1)
734 HaveReadlineHeaders=NO
735 AC_DEFINE(HAVE_READLINE_HEADERS,0)
737 AC_SUBST(HaveReadlineHeaders)
739 dnl ** check for DOS include files
740 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
742 dnl ** check for Windows include files
743 AC_CHECK_HEADERS(windows.h)
745 dnl ** check for OpenGL include files
746 AC_CHECK_HEADERS(GL/gl.h)
748 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
751 dnl dynamic loading include files
752 AC_CHECK_HEADERS(dlfcn.h dl.h)
754 dnl ** check for farcalloc (in bcc)
755 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
757 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
758 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
760 dnl ** check for POSIX regex
762 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
763 AC_SUBST(HavePosixRegex)
765 dnl ** how do we get a timezone name, and UTC offset ?
768 dnl ** what's the type of timezone?
769 FPTOOLS_HAVE_TIMEZONE
770 FPTOOLS_TYPE_TIMEZONE
772 dnl ** do we have altzone?
775 dnl ** does struct stat contain st_blksize?
778 dnl ** do we have long longs?
781 dnl ** check what fields struct msghdr contains
782 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
783 FPTOOLS_MSGHDR_MSG_CONTROL
785 dnl ** what are the sizes of various types
786 dnl (these must come before GHC_CHECK_ALIGNMENT)
787 AC_CHECK_SIZEOF(char, 1)
788 AC_CHECK_SIZEOF(double, 8)
789 AC_CHECK_SIZEOF(float, 4)
790 AC_CHECK_SIZEOF(int, 4)
791 AC_CHECK_SIZEOF(long, 4)
792 if test "$fptools_cv_have_long_long" = yes; then
793 AC_CHECK_SIZEOF(long long, 8)
795 AC_CHECK_SIZEOF(short, 2)
796 AC_CHECK_SIZEOF(unsigned char, 1)
797 AC_CHECK_SIZEOF(unsigned int, 4)
798 AC_CHECK_SIZEOF(unsigned long, 4)
799 if test "$fptools_cv_have_long_long" = yes; then
800 AC_CHECK_SIZEOF(unsigned long long, 8)
802 AC_CHECK_SIZEOF(unsigned short, 2)
803 AC_CHECK_SIZEOF(void *, 4)
805 dnl ** what are alignment constraints on various types
806 FPTOOLS_CHECK_ALIGNMENT(char)
807 FPTOOLS_CHECK_ALIGNMENT(double)
808 FPTOOLS_CHECK_ALIGNMENT(float)
809 FPTOOLS_CHECK_ALIGNMENT(int)
810 FPTOOLS_CHECK_ALIGNMENT(long)
811 if test "$fptools_cv_have_long_long" = yes; then
812 FPTOOLS_CHECK_ALIGNMENT(long long)
814 FPTOOLS_CHECK_ALIGNMENT(short)
815 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
816 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
817 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
818 if test "$fptools_cv_have_long_long" = yes; then
819 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
821 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
822 FPTOOLS_CHECK_ALIGNMENT(void *)
824 dnl ** map standard C types and ISO types to Haskell types
825 FPTOOLS_CHECK_HTYPE(char)
826 FPTOOLS_CHECK_HTYPE(signed char)
827 FPTOOLS_CHECK_HTYPE(unsigned char)
828 FPTOOLS_CHECK_HTYPE(short)
829 FPTOOLS_CHECK_HTYPE(unsigned short)
830 FPTOOLS_CHECK_HTYPE(int)
831 FPTOOLS_CHECK_HTYPE(unsigned int)
832 FPTOOLS_CHECK_HTYPE(long)
833 FPTOOLS_CHECK_HTYPE(unsigned long)
834 if test "$fptools_cv_have_long_long" = yes; then
835 FPTOOLS_CHECK_HTYPE(long long)
836 FPTOOLS_CHECK_HTYPE(unsigned long long)
838 FPTOOLS_CHECK_HTYPE(float)
839 FPTOOLS_CHECK_HTYPE(double)
840 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
841 FPTOOLS_CHECK_HTYPE(size_t)
842 FPTOOLS_CHECK_HTYPE(wchar_t)
843 dnl Int32 is a HACK for non-ISO C compilers
844 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
845 FPTOOLS_CHECK_HTYPE(clock_t)
846 FPTOOLS_CHECK_HTYPE(time_t)
847 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
848 FPTOOLS_CHECK_HTYPE(ino_t)
849 FPTOOLS_CHECK_HTYPE(mode_t)
850 FPTOOLS_CHECK_HTYPE(off_t)
851 FPTOOLS_CHECK_HTYPE(pid_t)
852 FPTOOLS_CHECK_HTYPE(gid_t)
853 FPTOOLS_CHECK_HTYPE(uid_t)
854 FPTOOLS_CHECK_HTYPE(cc_t)
855 FPTOOLS_CHECK_HTYPE(speed_t)
856 FPTOOLS_CHECK_HTYPE(tcflag_t)
857 FPTOOLS_CHECK_HTYPE(blkcnt_t)
858 FPTOOLS_CHECK_HTYPE(nlink_t)
859 FPTOOLS_CHECK_HTYPE(ssize_t)
861 dnl ** Map OpenGL data types to Haskell types
862 if test $GhcLibsWithHOpenGL = YES ; then
863 FPTOOLS_CHECK_HTYPE(GLboolean)
864 FPTOOLS_CHECK_HTYPE(GLbyte)
865 FPTOOLS_CHECK_HTYPE(GLubyte)
866 FPTOOLS_CHECK_HTYPE(GLshort)
867 FPTOOLS_CHECK_HTYPE(GLushort)
868 FPTOOLS_CHECK_HTYPE(GLint)
869 FPTOOLS_CHECK_HTYPE(GLuint)
870 FPTOOLS_CHECK_HTYPE(GLsizei)
871 FPTOOLS_CHECK_HTYPE(GLenum)
872 FPTOOLS_CHECK_HTYPE(GLbitfield)
873 FPTOOLS_CHECK_HTYPE(GLfloat)
874 FPTOOLS_CHECK_HTYPE(GLclampf)
875 FPTOOLS_CHECK_HTYPE(GLdouble)
876 FPTOOLS_CHECK_HTYPE(GLclampd)
879 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
881 dnl ** can we open files in binary mode?
884 dnl ** check for GetModuleFileName and WinExec (windows only)
885 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
886 dnl Doesn't work because the linker can't see the functions if
887 dnl you omit the #include <windows.h>. (I've no idea why not...)
889 FPTOOLS_TRY_LINK_NOWARN(,[
900 if test "$have_winexec" = "1"; then
901 AC_DEFINE(HAVE_WINEXEC)
904 FPTOOLS_TRY_LINK_NOWARN(,[
910 GetModuleFileName((HMODULE)0,dir,0);
914 [have_getmodulefilename=1],
915 [have_getmodulefilename=0])
916 if test "$have_getmodulefilename" = "1"; then
917 AC_DEFINE(HAVE_GETMODULEFILENAME)
920 dnl ** check return type of signal handlers
921 dnl Foo: assumes we can use prototypes.
922 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
923 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
924 dnl [AC_TRY_COMPILE([#include <sys/types.h>
925 dnl #include <signal.h>
929 dnl void (*signal (int, void (*)(int)))(int);
932 dnl ac_cv_type_signal_handler=void_int,
933 dnl ac_cv_type_signal_handler=int_void)])
934 dnl if test "$ac_cv_type_signal_handler" = void_int; then
935 dnl AC_DEFINE(VOID_INT_SIGNALS)
938 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
940 if test "$ac_cv_type_signal" = void; then
941 AC_DEFINE(VOID_INT_SIGNALS)
944 dnl ** check for more functions
945 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
946 AC_CHECK_FUNCS(strcmp)
947 AC_CHECK_FUNCS(realpath _fullpath)
948 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
949 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
950 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
951 AC_CHECK_FUNCS(snprintf _snprintf )
952 AC_CHECK_FUNCS(popen _popen )
953 AC_CHECK_FUNCS(pclose _pclose )
956 dnl ** check for specific library functions that we are interested in
957 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
959 dnl ** check whether this machine has gmp3 installed
960 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
961 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
962 HaveLibGmp=NO; LibGmp=not-installed))
966 dnl ** (Mac OS X only: check for HaskellSupport.framework)
967 HaveFrameworkHaskellSupport=NO
968 if test $HostPlatform = "powerpc-apple-darwin"; then
969 AC_MSG_CHECKING([for HaskellSupport.framework])
971 LIBS="-framework HaskellSupport"
972 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
973 if test $HaveFrameworkHaskellSupport = YES; then
974 AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
977 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
979 AC_SUBST(HaveFrameworkHaskellSupport)
981 dnl ** check for mingwex library
982 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
983 AC_SUBST(HaveLibMingwEx)
985 if test $HaveLibMingwEx = YES ; then
986 AC_DEFINE(HAVE_MINGWEX)
989 if test "$HaveLibGmp" = "NO"; then
990 if test "$HostArch_CPP" = "ia64"; then
991 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
995 dnl ** check whether this machine has GNU regex in libc.
996 FPTOOLS_REGEX_IN_LIBC
998 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
999 dnl the order of these tests matters: bfd needs liberty
1000 AC_CHECK_LIB(iberty, xmalloc)
1001 AC_CHECK_LIB(bfd, bfd_init)
1003 dnl ** check for readline, for Hugs and hslibs' Readline
1004 dnl ncurses supersedes termcap and curses, but for compatibility,
1005 dnl we have to check for all...
1006 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1007 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1008 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1009 HaveLibTermcap=NO; LibTermcap=not-installed)))
1011 if test $HaveLibTermcap = YES ; then
1012 LIBS="-l$LibTermcap $LIBS"
1013 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1016 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1017 AC_DEFINE(HAVE_READLINE_LIBS,1)
1018 LibsReadline="readline $LibTermcap"
1020 AC_DEFINE(HAVE_READLINE_LIBS,0)
1023 AC_SUBST(LibsReadline)
1025 if test "$HaveLibReadline"; then
1026 AC_CHECK_LIB(readline, rl_erase_empty_line,
1027 [AC_DEFINE(HAVE_READLINE_4, 1)],
1028 [AC_DEFINE(HAVE_READLINE_4, 0)])
1029 AC_CHECK_LIB(readline, rl_free_undo_list,
1030 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
1031 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1033 AC_DEFINE(HAVE_READLINE_4, 0)
1034 AC_DEFINE(HAVE_READLINE_4_2, 0)
1037 dnl ** check for math library
1038 FPTOOLS_CHECK_LIBM()
1044 *) AC_PATH_XTRA() ;;
1049 dnl ################################################################
1050 dnl Check for libraries
1051 dnl ################################################################
1053 dnl ** check for libdl & RTLD_NEXT
1055 dnl (Mac OS X only) ... but don't check if we already have the
1056 dnl HaskellSupport.framework
1058 if test $HaveFrameworkHaskellSupport = YES; then
1062 AC_DEFINE(HAVE_RTLDLOCAL)
1064 AC_DEFINE(HAVE_RTLDGLOBAL)
1066 AC_DEFINE(HAVE_RTLDNOW)
1068 AC_SUBST(HaveRtldNext)
1069 AC_SUBST(HaveRtldLocal)
1070 AC_SUBST(HaveRtldGlobal)
1071 AC_SUBST(HaveRtldNow)
1073 AC_CHECK_LIB(dl, dlopen,
1075 AC_DEFINE(HAVE_LIBDL)
1078 AC_CHECK_FUNCS(dlopen)
1081 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1082 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1091 AC_DEFINE(HAVE_RTLDNEXT)
1097 AC_SUBST(HaveRtldNext)
1099 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1100 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1109 AC_DEFINE(HAVE_RTLDLOCAL)
1115 AC_SUBST(HaveRtldLocal)
1117 dnl ** RTLD_GLOBAL isn't available on openbsd
1118 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1127 AC_DEFINE(HAVE_RTLDGLOBAL)
1133 AC_SUBST(HaveRtldGlobal)
1135 dnl ** RTLD_NOW isn't available on openbsd
1136 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1145 AC_DEFINE(HAVE_RTLDNOW)
1151 AC_SUBST(HaveRtldNow)
1154 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1156 dnl ---------- usleep ----------
1157 dnl --- stolen from guile configure ---
1158 dnl --- FIXME: /usr/include/unistd.h can't be right?
1160 ### On some systems usleep has no return value. If it does have one,
1161 ### we'd like to return it; otherwise, we'll fake it.
1162 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1163 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1164 /usr/include/unistd.h,
1165 [cv_func_usleep_return_type=void],
1166 [cv_func_usleep_return_type=int])])
1167 case "$cv_func_usleep_return_type" in
1169 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
1170 [Define if the system headers declare usleep to return void.])
1174 dnl --------------------------------------------------
1175 dnl * test for in_addr_t
1176 dnl --------------------------------------------------
1177 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1178 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1179 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
1182 dnl --------------------------------------------------
1184 dnl --------------------------------------------------
1186 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1187 if test "$GTK_CONFIG" != ""; then
1188 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1189 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1191 GTK_VERSION=$fptools_cv_gtk_version
1196 case $fptools_cv_gtk_version in
1198 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1203 AC_SUBST(GTK_CONFIG)
1204 AC_SUBST(GTK_VERSION)
1206 dnl --------------------------------------------------
1207 dnl * Miscellaneous feature tests
1208 dnl --------------------------------------------------
1210 dnl ** can we get alloca?
1213 dnl ** determine whether or not const works
1216 dnl ** determine whether ANSI-function prototypes work?
1219 dnl ** are we big endian?
1221 # Allay users' general fear of warnings of any kind.
1222 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
1224 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
1227 dnl ** check for leading underscores in symbol names
1230 dnl ** check for ld, and whether ld has -x option
1231 AC_PATH_PROG(LdCmdRaw, ld)
1233 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1235 *) LdCmd=${LdCmdRaw}
1241 AC_MSG_CHECKING([for SIGPOLL])
1242 AC_EGREP_CPP(we_have_sigpoll,
1243 [#include <signal.h>
1247 ], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
1248 AC_MSG_RESULT([$haveSIGPOLL])
1250 AC_MSG_CHECKING(for _SC_GETGR_R_SIZE_MAX)
1251 AC_EGREP_CPP(we_have_that_sysconf_thing,
1254 #ifdef _SC_GETGR_R_SIZE_MAX
1255 we_have_that_sysconf_thing
1257 ], AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX), AC_MSG_RESULT(no))
1259 AC_MSG_CHECKING(for _SC_GETPW_R_SIZE_MAX)
1260 AC_EGREP_CPP(we_have_that_sysconf_thing,
1263 #ifdef _SC_GETPW_R_SIZE_MAX
1264 we_have_that_sysconf_thing
1266 ], AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX), AC_MSG_RESULT(no))
1268 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )